When lincoln issued his emancipation proclamation, he knew it did not have the power to end slavery.why was he correct

He was correct because the Southern states opposed the Emancipation Proclamation at first and some of the states would continue to do it even though the Emancipation Proclamation stated that to freed the slaves.

The art style that is rejected because of using the functional and minimalist design with the advance technology and science is the Modernism. I hope you are satisfied with my answer and feel free to ask for more if you have questions and further clarifications